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[FEATURE] :fullscreen css

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Felipe da Silva
2018-03-23 12:07:08 -03:00
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### Fullscreen
The :fullscreen CSS pseudo-class represents an element that's displayed when the browser is in fullscreen mode.
#### HTML
```html
<div class="container">
<p><em>Click the button below to enter the element into fullscreen mode. </em></p>
<div class="element" id="element">
<p>I'm in fullscreen mode!</p>
</div>
<br>
<button onclick="var el = document.getElementById('element'); el.webkitRequestFullscreen();">Go Full Screen!</button>
</div>
```
#### CSS
```css
.container {
margin: 40px auto;
max-width: 700px;
}
.element {
padding: 20px;
height: 300px;
width: 100%;
background-color: skyblue;
}
.element p {
text-align: center;
color: white;
font-size: 3em;
}
.element:-ms-fullscreen p {
visibility: visible;
}
.element:fullscreen {
background-color: #e4708a;
width: 100vw;
height: 100vh;
}
```
#### Demo
<div class="snippet-demo">
<div class="snippet-demo__sinppet-fullscreen">
<div class="container">
<p><em>Click the button below to enter the element into fullscreen mode. </em></p>
<div class="element" id="element">
<p>I'm in fullscreen mode!</p>
</div>
<button onclick="var el = document.getElementById('element'); el.webkitRequestFullscreen();">Go Full Screen!</button>
</div>
</div>
</div>
<style>
.container {
margin: 40px auto;
max-width: 700px;
}
.element {
padding: 20px;
height: 300px;
width: 100%;
background-color: skyblue;
}
.element p {
text-align: center;
color: white;
font-size: 3em;
}
.element:-ms-fullscreen p {
visibility: visible;
}
.element:fullscreen {
background-color: #e4708a;
width: 100vw;
height: 100vh;
}
</style>
#### Explanation
1. `fullscreen` CSS pseudo-class selector is used to select and style an element that is being displayed in full-screen mode.
#### Browser support
<span class="snippet__support-note">92%<</span>
* https://developer.mozilla.org/en-US/docs/Web/CSS/:fullscreen
<!-- tags: animation -->